Polycythemia is a disease which causes an excessive number of red blood cells to be produced.
The disease is the result of a faulty gene. How would the flow of blood be affected by this
condition?
•Blood flow rate will increase.
•Blood viscosity will decrease.
•Blood pressure will increase.
•Blood volume will decrease.

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.